package io;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;

/**
 * 缓冲输出流写出数据的缓冲区问题
 */
public class FlushDemo {
    public static void main(String[] args) throws IOException {
        FileOutputStream fos=new FileOutputStream("Lrx.txt");
        BufferedOutputStream bos=new BufferedOutputStream(fos);
        String str="hello world";
        byte[] data=str.getBytes(StandardCharsets.UTF_8);
        bos.write(data);
        bos.flush();
        System.out.println("成功写入");
    }
}
